... perforation surge tool 炮眼反冲洗工具 perforation tunnel 射孔孔道 perforation washer 炮眼冲洗工具 ...
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extra-long perforation tunnel 特长射孔孔道
filled perforation tunnel 淤塞的射孔孔道
long perforation tunnel 特长射孔孔道
gravel packed perforation tunnel 填满砾石的射孔孔道
gravelsand filled perforation tunnel 被砾石与地层砂混合物充填的射孔孔道
The perforations have a relatively large diameter and the perforation tunnel is deep.
射孔孔眼具有相对较大的直径，而且射孔孔道很深。
A perforating charge designed to provide a long perforation tunnel, such as may be required to bypass any near-wellbore damage.
为提供旁通近井地带损害等所需的长射孔孔道而设计的射孔弹。
A Middle East operator had a vertical natural completion and wanted to improve contribution percentage from each perforation tunnel.
一家中东地区的作业者，希望通过优化射孔来提高垂直井普通完井的油藏产量。
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